Is this what the Cheese of Truth guy does?
The protesters were actually focusing on the people who fly their private jets into burning man. IIRC Burning man has a private airstrip and celebrities will fly in on the jets, which is environmentally terrible and goes against the ethos of the group.
The protesters were blockading the road calling on BM to ban private jets from the event. As well as a few other demands.
Musk’s wealth went up in 2020. So did several other billionaires. The ultra wealthy don’t obey the same rules you and I do, and they’re still making billions when the world is shit.